"Words are the voice of the heart, and silence is its echo."
所有人的生活里都有一部历史。
The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.
死者试图与活者交谈，就像年长者试图与年轻者交谈一样。
Leadership is about inspiring others to see possibilities where they once saw obstacles.