Knowing what you like and dislike, what you do well in and what you find difficult allows you to make better decisions about friendships, schoolwork and so on.

知道你喜欢什么，不喜欢什么，你擅长什么，你觉得什么困难，可以让你在友情、学业等方面做出更好的决定。

youdao

Knowing a little about a lot of things that interest you can add to the richness of a whole, well-lived life.

对许多你感兴趣的事情略知一二，可以增加整个生活的丰富性，让你的生活更加美好。

youdao

Knowing that the simplest things can kill you... Well, it does make a guy careful.

明白了哪怕最简单的事情都可能致你于死地，一个人当然就知道小心了。

youdao

Mr. Carl Icahn: Well, it's hard to recommend how to invest at this time without knowing how much capital you have.

伊坎先生：嗯，在当今形势下,如果不知道你有多少资本,那就很难给你投资建议。

耶鲁公开课 - 金融市场课程节选

My thanks go to the American people, first and foremost, for this extraordinary honor, knowing full well how much you have done for us Germans.

WHITEHOUSE: State Dinner for German Chancellor Merkel

Knowing which market segments are doing well will get you in the ball park, but it may not score you any home runs.

FORBES: Despite Sagging Economy, Growth Funds Rule

So just knowing that you and all those homeless children are doing well, it's a reward enough for me.

NPR: The Intersection of Cynicism and Modern Politics