Never stop learning—the moment you do, you fall behind.
唯一真正的监狱是恐惧,唯一真正的自由是从恐惧中解脱。
学校必须是一个让孩子学会将眼前欲望服从于更大社会利益要求的地方。
Making something is really hard. You have to care about it so much that you will push through all the disappointments and frustrations.