Legal rules are not merely commands backed by threats.
法律规则不仅仅是威胁支持的命令。
I don't sing because I'm happy; I'm happy because I sing.
不能言说之事,必须保持沉默。
It is human nature to think wisely and act foolishly.
"RNA interference is a fascinating process that has opened up new avenues for understanding gene regulation and has potential therapeutic applications."
You have to fight for your dreams, no one is going to hand them to you.