Dying people don't need medicine, the ones who remain do.

Ignorance is servitude, because as a man thinks, so he is; a man who does not think for himself and allows himself to be guided by the thought of another is like the beast led by a halter.

It is a useless life that is not consecrated to a great ideal. It is like a stone wasted on the field without becoming a part of any edifice.

Who does not love his own tongue is far worse than a brute or stinking fish.

The example could encourage others who only fear to start.

To doubt God is to doubt one's own conscience, and in consequence it would be to doubt everything.

Virtue lies in the middle ground.