The more you're in the state of flow, the more you'll develop skills, the more you'll achieve, and the more you'll feel good about yourself.
The pursuit of mathematical knowledge is a journey that never ends, filled with endless curiosity and wonder.
认为有一个钟声会告诉投资者何时进入或退出市场的想法根本不可信。
The deterioration of a government begins almost always by the decay of its principles.