生物学的美丽在于它能够通过简单的原理解释生命的多样性。
The beauty of biology lies in its ability to explain the diversity of life through simple principles.
自由并不意味着摆脱某物，而是能够自由地去做某事。
衡量智力的标准是改变的能力。
The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when it be obeyed.