時間是偉大的導師，它能解決許多問題。
如果不衡量影響，我們只是在猜測可持續(xù)性。
The past is never dead. It's not even past.
A picture must be grasped at once, as a whole, like a piece of music.
現實的織物是由數學和觀察的線編織而成的。
The advantages found in history seem to be of three kinds， as they result either from the mere situation of the climate and country or from the form of government and of the character of the people， or from those finer principles and morals， which may be called the recommendations of philosophy.
歷史研究不僅關乎過去，也關乎理解現在和預見未來。
杰出的領導者會不遺余力地提升員工的自尊。如果人們相信自己，他們能取得的成就是驚人的。
教育是燃起火焰，而非灌輸一個容器。