Geben / Give Grund / Reason
Jests that give pains are no jests.
Reason is not what decides love.
There is a reason for everything.
Adrenaline is the reason I do what I do.
This is called prizefighting for a reason.
I'm not a negative person.
I'm the champion for a reason.
I don't like rehearsing.
I was never a rail-thin person.