艺术的挑战在于使不可见的东西变得可见。
I'm not afraid of storms, for I'm learning how to sail my ship.
Courage is the power to overcome fear.
人类无法长期生活在空虚状态中:如果他不是朝着某个方向成长,他不仅会停滞不前,被压抑的潜能会变成病态和绝望,最终转化为破坏性行为。
The most important skill in mathematics is the ability to ask the right questions.