All that happens means something; nothing you do is ever insignificant.

God isn't compatible with machinery and scientific medicine and universal happiness. You must make your choice. Our civilization has chosen machinery and medicine and happiness.

Our vanity makes us exaggerate the importance of human life; the individual is nothing; Nature cares only for the species.

The place is good. How good, one must have circumnavigated the globe to discover. Why not stay? Take root? But roots are chains. I have a terror of losing my freedom. Free, without ties, unpossessed by any possessions, free to do as one will, to go at a moment's notice wherever the fancy may suggest--it is good. But so is this place. Might it not be better? To gain freedom one sacrifices something [...] and all that these things and people signify. One sacrifices something--for a greater gain in knowledge, in understanding, in intensified living? I sometimes wonder.

I don't think there is any incompatibility between science and mysticism . . . Immanent religion is the only form of religion in which there is no conflict at all, that I can see, between science and religion.

...two thirds of all sorrow is homemade and, so far as the universe is concerned, unnecessary.

We tend to think and feel in terms of the art we like; and if the art we like is bad then our thinking and feeling will be bad. And if the thinking and feeling of most of the individuals composing a society is bad, is not that society in danger?