Gewonnen / Gained Nutzlos / Useless Nutzloses Wissen / Useless Knowledge Vergnügen / Pleasure Viel / Much Wissen / Knowledge
To know that we know what we know, and to know that we do not know what we do not know, that is true knowledge.
Useless knowledge can be made directly contributory to a force of sound and disinterested public opinion.
True knowledge lies in knowing how to live.
'He means well' is useless unless he does well.
To know what you know and what you do not know, that is true knowledge.
Pleasures take to themselves wings and fly away; true knowledge remains forever.
The word of God teacheth lowliness of mind; it teacheth us to know ourselves.
A true knowledge of ourselves is knowledge of our power.
Knowledge is of no value unless you put it into practice.
