The most profound technologies are those that disappear. They weave themselves into the fabric of everyday life until they are indistinguishable from it.
勤俭了就有了约束，有约束了就会各种好事都做；奢侈就放肆，放肆则各种坏事都泛滥。
The beauty of a mathematical idea is that it can be shared and understood across cultures and time.
The brain is still forming in our 20s, which means it's more open to change.
过去是你所记得的，想象你记得的，说服自己记得的，或假装记得的。
I am persuaded that the principle of uniformity in manufacturing is the foundation of success.