"I’m a very positive thinker, and I think that is what helps me the most in difficult moments."
现代化学家不满足于仅仅成为化合物的制造者;他必须是自然的解释者。
没有方法能使时钟为我敲已过去了的钟点。
The most dangerous phrase in business is 'We've always done it this way.'
The most powerful art is often the most personal.