Science is organized knowledge. Wisdom is organized life.
Experience teaches us that it is much easier to prevent an enemy from posting themselves than it is to dislodge them after they have got possession.
I think, therefore I am.
There is a wisdom of the head, and... there is a wisdom of the heart.
Those who cannot work with their hearts achieve but a hollow, half-hearted success that breeds bitterness all around.
Intelligence is the ability to adapt to change.
No man has any natural authority over his fellow men.
The first thing you'll have to do, is the last thing you wished.
It is always advisable to perceive clearly our ignorance.
Great dreams of great dreamers are always transcended.
Man is not the creature of circumstances, Circumstances are the creatures of men.
Real knowledge is to know the extent of one's ignorance.
If I speak of myself in different ways, that is because I look at myself in different ways.
When you judge another, you do not define them, you define yourself.
Half the world is composed of people who have something to say and can't, and the other half who have nothing to say and keep on saying it.
Energy may be likened to the bending of a crossbow; decision,to the releasing of a trigger.
If we know exactly where we're going, exactly how to get there, and exactly what we'll see along the way, we won't learn anything.
It is a wise man that does know the contented man is never poor, whilst the discontented man is never rich.
All imperfection is easier to tolerate if served up in small doses.
There is always time to add a word, never to withdraw one.
Whatever you think the world is withholding from you, you are withholding from the world.