Jail doesn't teach anyone to do good, nor Siberia, but a man-yes! A man can teach another man to do good-believe me!

The illness of a doctor is always worse than the illnesses of his patients.The patients only feel, but the doctor, as well as feeling, has a pretty good idea of the destructive effect of the disease on his constitution.This is a case in which knowledge brings death nearer.

The higher goal a person pursues, the quicker his ability develops, and the more beneficial he will become to the society. I believe for sure that this is also a truth.

Be good, be kind, be humane, and charitable; love your fellows; console the afflicted; pardon those who have done you wrong.

God is a complex of ideas formed by the tribe, the nation, and humanity, which awake and organize social feelings and aim to link the individual to society and to bridle the zoological individualism.

What can you do by killing? Nothing. You kill one dog, the master buys another-that's all there is to it.

Everything which is good in me should be credited to books.