每个采石场都有一个写在岩石层和几代工人中的故事
数学的力量在于它简化复杂事物的能力。
Memory is not just a personal thing; it is also a collective thing.
每个人都害怕受伤。
悲观者抱怨风向,乐观者期待风向改变,而领导者调整船帆。
The best way to predict the future is to create it.