数学不是观赏性运动,你必须参与其中才能理解。
Mathematics is not a spectator sport; you have to play to understand.
最好的建筑来自于作用于它的所有力量的综合。
In farming, as in life, the smallest details often make the biggest difference.《The Fruitful Future》
在农业中,就像在生活中一样,最小的细节往往产生最大的差异。