开始时有一点差错,结果会造成极大的错误。
柴油发动机是当今已知效率最高的原动机。
The true measure of agricultural success is not just yield, but the health of our soil and communities.
好奇心推动数学家前进,总是在寻找下一个要回答的问题。
The essence of strategy is choosing what not to do.
The time which we have at our disposal every day is elastic; the passions that we feel expand it, those that we inspire contract it.