数学的本质在于它的自由。
The essence of mathematics lies in its freedom.
能源领域的每一个挑战都是做得更好的机会。
我并不乐于盲目追随他人的指引。
I have such a stressful job that the only way I can get it out of my mind is by running hard;it's the only way I can get some release.
你必须愿意为成为你想成为的人而牺牲你现在所拥有的。