Solitude either develops the mental power, or renders men dull and vicious.

I write with one hand, but I fight with both.

He never went out without a book under his arm, and he often came back with two.

In the animal world no creature born to be a dove turns into a scavenger. This happens only among men.

There are many tongues to talk, and but few heads to think.

Wisdom is a sacred communion.

Have no fear of robbers or murderers. They are external dangers, petty dangers. We should fear ourselves. Prejudices are the real robbers; vices the real murderers. The great dangers are within us. Why worry about what threatens our heads or our purses? Let us think instead of what threatens our souls.