If you're a leader, a fellow that other fellows look to, you've got to keep going.
I do not know what 'moss' stands for in the proverb , but if it stood for useful knowledge... I gathered more moss by rolling than I ever did at school.
Superhuman effort isn't worth a damn unless it achieves results.
Optimism is the true moral courage
I thought you'd rather have a live donkey than a dead lion.
One feels 'the dearth of human words, the roughness of mortal speech' in trying to describe things intangible.