所有科学的统一性仅在于其方法,而不在于其材料。
我们必定是朝着自己的目标有意识地走了一部分路程,然后在不知不觉中一跃而取得了成功。我们做得最好或最完美的事情,都以经长时间反复练习得到充分掌握为前提,最终在不经意中像树上飘落的树叶一般降临到我们头上。我们最后要做的都在无意识之中完成了。
The decline of trust in institutions is one of the most serious problems facing modern democracies.
Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers.