Whatever you do, do it to the purpose; do it thoroughly, not superficially. Go to the bottom of things. Any thing half done, or half known, is in my mind, neither done nor known at all. Nay, worse, for it often misleads.
I think it is good that books still exist, but they do make me sleepy.
The crux... is that the vast majority of the mass of the universe seems to be missing.
The habit of giving only enhances the desire to give.
Do what you feel in your heart to be right - for you'll be criticized anyway. You'll be damned if you do, and damned if you don't.
I have been through some terrible things in my life, some of which actually happened.
Few people think more than two or three times a year; I have made an international reputation for myself by thinking once or twice a week.