Dignity is a matter which concerns only mankind

Pleasure is the sincerest compliment.

I give myself,sometimes, admirable advice, but I am incapable of taking it.

The strongest is never strong enough to be always, the master, unless he transforms strength into right, and obedience into duty.

Experience keeps a dear school, but tools will learn in no other.

People whoare too concerned with how well they are doing will be less successful andfeel less competent than those who focus on the task itself... Somepsychologists call it a conflict between egoorientation, or between extrinsicand intrinsic motivation...

The first duty of love is to listen.

The liberty of the individual must be thus far limited: He must not make himself a nuisance to other people.

Self-trust is the first secret of success.

Frustration is commonly the difference between what you would like to be and what you are willing to become what you would like to be.

Nothing do I regret more in my student life that thay my teachers were not my friends

Do not judge, and you will never be mistaken