Truth of a modest sort I can promise you, and also sincerity. That complete, praiseworthy sincerity which, while it delivers one into the hands of one's enemies, is as likely as not to embroil one with one's friends. ↗
All I can guess is that when I write, I forget that it's not real. I'm living the story, and I think people can read that sincerity about the characters. They are real to me while I'm writing them, and I think that makes them real to the readers as well. ↗
The great enemy of clear language is insincerity. When there is a gap between one's real and one's declared aims, one turns, as it were, instinctively to long words and exhausted idioms, like a cuttlefish squirting out ink. ↗