Hope can be a powerful force. Maybe there's no actual magic in it, but when you know what you hope for most and hold it like a light within you, you can make things happen, almost like magic.
When you think it's the most difficult, it's actually the closest you are to success.
The world is not run by thought, nor by imagination, but by opinion.
一个科学家的真正价值是由他思想的独创性和信念的勇气来衡量的。
我们必须弥合农村生产者和城市消费者之间的鸿沟。
词语就像钥匙,选对了就能打开任何一扇门。