He who is cruel to animals becomes hard also in his dealings with men. We can judge the heart of a man by his treatment of animals.
Peace is not an absence of war, it is a virtue, a state of mind, a disposition for benevolence, confidence, justice.
I mistrust the judgement of every man in a case in which his own wishes are concerned.
If you don't stand for something you will fall for anything.
Power always thinks it has a great soul and vast views beyond the comprehension of the weak.
Reflect upon your present blessings, of which every man has many; not on your past misfortunes, of which all men have some.
The greatest minds are capable of the greatest vices as well as of the greatest virtues.
The smaller the mind, the greater the conceit.
And this sensitivity will create new friendships for you - friendships with trees, with birds, with animals, with mountains, with rivers, with oceans, with stars. Life becomes richer as love grows.
Never argue with an idiot. They drag you down to their level and then beat you with experience.
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.
How often it is that the angry man rages denial of what his inner self is telling him.
Knowing is not enough, we must apply. Willing is not enough, we must do.
Think no vice so small that you may commit it, and no virtue so small that you may over look it.
Doubt is the origin of wisdom
A person reveals his character by nothing so clearly as the joke he resents.
Science may set limits to knowledge, but should not set limits to imagination.
Sometimes one creates a dynamic impression by saying something, and sometimes one creates as significant an impression by remaining silent.
What's done can't be undone.
I believe that one defines oneself by reinvention. To not be like your parents. To not be like your friends. To be yourself. To cut yourself out of stone.
He alone is free who lives with free consent under the entire guidance of reason.