免费的疫苗比昂贵的治疗更有价值,但更难推广。
Free vaccines are more valuable than expensive treatments, yet harder to promote.
You've got to learn to leave the table when love's no longer being served.
The true measure of a forest's worth isn't in board feet of timber, but in centuries of ecological balance.
"To define is to limit."
"Every discovery in science is a step closer to understanding our place in the cosmos."
我不是来融入的,我是来脱颖而出的。