"The only limit to our realization of tomorrow is our doubts of today."
实现明天的唯一限制是我们今天的疑虑。
It has been said that man is a rational animal. All my life I have been searching for evidence which could support this.
"Emotions exist for the sake of action."
煤炭的未来取决于我们能否使其更清洁、更高效。
努力工作和坚持不懈是将梦想变为现实的关键。
A picture must be grasped at once, as a whole, like a piece of music or a poem.