Figure out for yourself what you want to be really good at, know that you'll never really satisfy yourself that you've made it, and accept that that's okay.
Robert A. HeinleinThere is solemn satisfaction in doing the best you can for eight billion people. Perhaps their lives have no cosmic significance, but they have feelings. They can hurt.
Robert A. HeinleinThe Bible is such a gargantuan collection of conflicting values that anyone can prove anything from it.
Robert A. HeinleinThe Universe was a silly place at best...but the least likely explanation for it was the no-explanation of random chance, the conceit that abstract somethings 'just happened' to be atoms that 'just happened' to get together in ways which 'just happened' to look like consistent laws and some configurations 'just happened' to possess self-awareness and that two 'just happened' to be the Man from Mars and a bald-headed old coot with Jubal inside.
Robert A. Heinlein