科学的力量在于它的普遍性和无私性，它超越了国界和文化的限制。
如果一个问题无法解决，那就扩大它的范围。
The simplest words often carry the heaviest weight.
The stock market is filled with individuals who know the price of everything, but the value of nothing.
没有森林，文明将会消亡。