Less weight means less waste.

The human being is essentially self-determining; he becomes what he wills himself to be.

The concept of NP-completeness has provided a powerful tool for understanding the complexity of problems.

在不确定的时期，清晰的愿景成为我们最大的资产。

Every animal deserves humane treatment—it’s not just ethical, it’s good business.

三十五岁是一个非常有吸引力的年龄；伦敦社交圈内满是这样好多年一直保持三十五岁的女人，她们可以自由地挑来选去。

植物杂交实验需要最仔细的关注和极大的耐心。

译文：少年不知道早起勤奋学习，到老了后悔读书少就太迟了。赏析：人在年轻时，精力旺盛，正是勤奋读书，努力奋斗的时候。