I don't think President Bush is doing anything at all about Aids. In fact, I'm not sure he even knows how to spell Aids.
You have to be willing to fail to succeed.
人们是否在使用清洁能源、交通运输是否在优化、互联网是否在变得更好等等,这些工作都很重要。即使是少数人也可以影响这个世界。
石墨烯是一种灰姑娘材料:它一直存在,但没有人注意到它。