Swear by your product. If you don't, no one else will.
黑暗不在外面，而在我们内心。
化学是在分子水平上操纵物质的艺术，而催化是其最强大的画笔。
There are no hard distinctions between what is real and what is unreal, nor between what is true and what is false. A thing is not necessarily either true or false; it can be both true and false.
To create something that's never been seen before is the greatest challenge.
The quality of your life is the quality of your relationships.
