However difficult life may seem, there is always something you can do and succeed at.
The key to solving complex problems is to break them down into smaller, more manageable parts.
I'm not a businessman; I'm a business, man.
在原子和电子的世界中,经典物理学的定律不再有效,我们必须转向量子力学以获得正确的描述。
The most glorious moments in your life are not the so-called days of success, but rather those days when out of dejection and despair you feel rise in you a challenge to life, and the promise of future accomplishment.