When stocks are attractive, you buy them. Sure, they can go lower. I've bought stocks at $12 that went to $2, but then they later went to $30. You just don't know when you can catch the bottom.
Innovation is not achieved overnight, but through continuous accumulation and breakthroughs.
"Science is the art of understanding the universe's language."
A long habit of not thinking a thing wrong gives it a superficial appearance of being right.