问题不是谁会让我,而是谁会阻止我。
The question isn't who is going to let me; it's who is going to stop me.
一本好书的衡量标准在于它让你思考和感受的程度。
量子力学的挑战不在于它的复杂性,而在于它的简单性——它迫使我们重新思考关于宇宙的最基本假设。