Purity of heart is to will one thing.
好奇心和毅力可以改变世界。
A majority of life's errors are caused by forgetting what one is really trying to do.
译文:一句话不对就容易把天惹塌,话没有经过多次思考就不要说出口。赏析:在说出每一句话前,我们都要深思熟虑后才能出口,否则就会中伤别人。