Anything is possible. Don’t put limits on yourself.
释义：小人做事只要有利就去做，无原则无底线；君子则坚守原则，不做不合道德正义之事，行事不刻意追求结果。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
我们都在阴沟里，但仍有人仰望星空。