"The only thing that is real is the present moment."
街道因比夜晚更黑暗的东西而黑暗。
Three grand essentials to happiness in this life are something to do, something to love, and something to hope for.
The historian's first duty is to tell the truth as he sees it, regardless of whom it pleases or displeases.
真正的进步不仅仅以利润来衡量,还以我们对社会的积极影响来衡量。