I accept extinction as best explaining disjoined species. I see that the same cause must have reduced many species of great range to small, and that it may have reduced large genera to so small, and of families.
It is strange how often a heart must be broken before the years can make it wise.
All partisan movements add to the fullness of our understanding of society as a whole. They never detract; or, in any case, one must not allow them to do so. Experience adds to experience.
One must be an inventor to read well. There is then creative reading as well as creative writing.
Aggression is inherently destructive of relationships. People and ideologies are pitted against each other, believing that in order to survive, they must destroy the opposition.
The apology, that is constantly put forth for the injustice of government, viz., that a man must consent to give up some of his rights, in order to have his other rights protected - involves a palpable absurdity, both legally and politically.
I prefer peace. But if trouble must come, let it come in my time, so that my children can live in peace.
In mathematics the art of proposing a question must be held of higher value than solving it.
Playing safe is probably the most unsafe thing in the world. You cannot stand still. You must go forward.
While the United States has never decreed that everyone has a 'right' to a telephone, we have come close to this with the notion of 'universal service' - the idea that telephone service (and electricity, and now broadband Internet) must be available, even in the most remote regions of the country.
The President must stop gambling with taxpayers' money and get the country back on the path of fiscal sanity.
We must be willing to pay inspiring math and science teachers, who have high paying alternatives in industry, more to teach and reward students who take more challenging courses in high school.
If ever I feel I might be able to tackle it, I'd love to try holding a spear or something in the theater, or opening a door, or anything, just to try it, you know, because it must be some marvelous magic thing.
It is fatal to be a man or woman pure and simple: one must be a woman manly, or a man womanly.
You must grow like a tree, not like a mushroom.
I'm a huge fan of Canadian rock-and-roll. When I was growing up, Rush came out with a record called Hemispheres, and I must have listened to that record for two years straight. Even when I was asleep I had it on. So, yeah, whenever I hear a Rush tune, the first thing I think of is Toronto.
One must not believe any of those mythologies about oneself as an artist.
It must be so hard trying to figure yourself out in this industry. Justin Bieber has hit rock-bottom with everyone watching him; that is just so tough.
Everything must be recaptured and relocated in the general framework of history, so that despite the difficulties, the fundamental paradoxes and contradictions, we may respect the unity of history which is also the unity of life.
The facts are plain: Religious leaders who preside over marriage ceremonies must and will be guided by what they believe. If they do not wish to celebrate marriages for same-sex couples, that is their right. The Supreme Court says so. And the Charter says so.
I admire our ancestors, whoever they were. I think the first self-conscious person must have shaken in his boots. Because as he becomes self-conscious, he's no longer part of nature. He sees himself against nature. He looks at the vastness of the universe and it looks hostile.
It is now widely recognized that any attempt at malaria eradication must be a long-term commitment that involves multiple interventions, disciplines, strategies and organizations.
There is a Japanese proverb that literally goes 'Raise the sail with your stronger hand', meaning you must go after the opportunities that arise in life that you are best equipped to do.
We must watch over our modesty in the presence of those who cannot understand its grounds.
Age wins and one must learn to grow old.
I must tell you, to get started today must be very difficult 'cause whatever it takes today is very tough. They have to invest a million dollars in a video just to see if you have a hit record.
Those who tread among serpents, and along a tortuous path, must use the cunning of the serpent.
I used to think that: whenever I heard that someone had taken 10 years to write a novel, I'd think it must be a big, serious book. Now I think, 'No - it took you one year to write, and nine years to sit around eating Kit Kats.'
Let's talk about policing and public safety. Let's debate what works and what does not. We must abandon practices that do not work, and do more of the things that actually do work to save lives.
The teacher who would be true to his mission and accomplish the most good, must give prominence to moral as well as intellectual instruction.
A man must drive his energy, not be driven by it.
Theatre people, who are an adaptive species, know that to remain sane in the process of production where everyone and his uncle has an opinion about how to fix a show, you must pick the people whose knowledge and taste you trust and stick only to these few. The Tweetocracy is no place to look.
It is not enough to conquer; one must learn to seduce.
If I want to be free from any other man's dictation, I must understand that I can have no other man under my control.
Small unit autonomy, breaking the right rules, cultural influence, and relationship building has always been the heart Special Operations. Something must be done to ensure these are not lost to the big machine of SOCOM.
For only as we ourselves, as adults, actually move and have our being in the state of love, can we be appropriate models and guides for our children. What we are teaches the child far more than what we say, so we must be what we want our children to become.