The best time to plant a tree was twenty years ago. The second best time is now.
种一棵树最好的时间是二十年前,其次是现在。
如果不给儿童提供帮助,如果忽视他的环境,那他的精神生命将会处于持续的危险之中。
mRNA技术只是一个开始;医学应用的潜力是无限的。
"The world is full of poetry. The air is living with its spirit; and the waves dance to the music of its melodies, and sparkle in its brightness."