Be what you would seem to be - or, if you'd like it put more simply - never imagine yourself not to be otherwise than what it might appear to others that what you were or might have been was not otherwise than what you had been would have appeared to them to be otherwise.
But it's no use going back to yesterday, because I was a different person then.
Kindness and a caring mind are two separate qualities. Kindness is manners. It is superficial custom, an acquired practice. Not so the mind. The mind is deeper, stronger, and, I believe, it is far more inconstant.
I thought about the screws and their happiness. Maybe they were glad to be free of the eggbeater, to be independent screws, to luxuriate on white trays. It did feel good to see them happy.
Go on till you come to the end; then stop.