Poverty is a virtue which one can teach oneself.
Philosophy, Cynicism
It is not that I am mad, it is only that my head is different from yours.
Of what use is a philosopher who doesn't hurt anybody's feelings?
Philosophy, Feelings
I am a citizen of the world.
It takes a wise man to discover a wise man.
Wisdom
The foundation of every state is the education of its youth.
Education
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