Science is a journey, and every step matters.
科学是一段旅程,每一步都很重要。
The world is so full of a number of things, I'm sure we should all be as happy as kings.
旧梦是好梦,没有实现,但是我很高兴我有过这些梦。
农业中最大的风险是世界在变化,而我们却停滞不前。