始终使用止损单。
The story is not in the words; it's in the struggle.
A mathematician's intuition is as important as rigorous proof.
大海不会奖赏那些过于焦虑、贪婪或急躁的人。
Technology will be the great enabler in reducing emissions while meeting energy needs.
如果不是现在,那是什么时候?如果不是我,那会是谁?