Animals hear about death for the first time when they die.

A high degree of intellect tends to make a man unsocial.

There is no vice of which a man can be guilty, no meanness, no shabbiness, no unkindness, which excites so much indignation among his contemporaries, friends and neighbours, as his success. This is the one unpardonable crime, which reason cannot defend, nor humility mitigate.

To buy books would be a good thing if we could also buy the time to read them; but the purchase of books is often mistaken for the assimilation and mastering of their contents.

universal compassion is the only guarantee of morality.

History is the long, difficult and confused dream of Mankind.

For an act to be moral the intention must be based on compassion, not duty. We do something because we want to do it, because we feel we have to do it, not because we ought to do it. And even if our efforts fail - or we never even get to implement them - we are still moral because our motivation was based on compassion.