One of the most graceful of warriors is the robin. I know few prettier sights than two males challenging and curveting about each other upon the grass in early spring. Their attentions to each other are so courteous and restrained.
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.