谷物不仅仅是商品，它是文明的基础。
Hold on to your dreams, never give up, and success will come one day.
预测未来最好的方式就是去创造未来。
A mathematician is a device for turning coffee into theorems.
解释：说同样的话，由于说话的人不同，人们心中的看法也会随之改变。