Mostly it is loss which teaches us about the worth of things.Death Short Loss
The person who writes for fools is always sure of a large audience.Short Humor Writing
Talent hits a target no one else can hit. Genius hits a target no one else can see.
Compassion for animals is intimately associated with goodness of character, and it may be confidently asserted that he who is cruel to animals cannot be a good man.Character
A man can be himself only so long as he is alone; and if he does not love solitude, he will not love freedom; for it is only when he is alone that he is really free.Freedom
Man can do what he wants but he cannot want what he wants.Short Man
Compassion is the basis of morality. 
One should use common words to say uncommon things 
Talent hits a target no one else can hit. Genius hits a target no one else can see. 
Happiness consists in frequent repetition of pleasure 
Compassion for animals is intimately associated with goodness of character, and it may be confidently asserted that he who is cruel to animals cannot be a good man. 
Life is a constant process of dying. 
Every man takes the limits of his own field of vision for the limits of the world. 
A man can be himself only so long as he is alone; and if he does not love solitude, he will not love freedom; for it is only when he is alone that he is really free. 
A sense of humour is the only divine quality of man 