我不必完美。我只需要尽我所能。
I don't have to be perfect. I just have to try my best.
Collaboration between scientists is key to solving complex problems.
孩子越能够专心,就越能从工作中得到平静,就越能发自内心地纪律或规则。
A story is a way of understanding the other.
Gather ye rosebuds while ye may,Old time is still a-flying,And this same flower that smiles today,Tomorrow will be dying.