I think goals should never be easy, they should force you to work, even if they are uncomfortable at the time.
I'm the reason your space won't expand.
发现可能性的极限的唯一方法,就是超越它们进入不可能。
历史不是过去,而是一张从特定视角绘制的地图,对现代旅行者有用。
质量从来不是偶然的;它始终是智慧努力的结果。