The trunk of a tree is like a community where only one generation at a time is engaged in active business, the great mass of the population being retired and adding solidity and permanence to the social organism.
If you think you can do it, you can.
All birds are incipient or would-be songsters in the spring. I find corroborative evidence of this even in the crowing of the cock.
Life is a struggle, but not a warfare.
Without the emotion of the beautiful, the sublime, the mysterious, there is no art, no religion, no literature.
If we take science as our sole guide, if we accept and hold fast that alone which is verifiable, the old theology must go.