The history of every country begins in the heart of a man or a woman.
农民兴旺,社区繁荣;农业挣扎,社会痛苦。
你绝对必须知道的唯一东西是图书馆的位置。
The power of science lies in its universality and objectivity, it transcends culture and national boundaries.
Confidence is not 'they will like me'. Confidence is 'I'll be fine if they don't'.
如果人们不相信数学是简单的,那只是因为他们没有意识到生活有多么复杂。
写作是一种不被中断的说话方式。