人比东西更需要修复、人们需要重头再来、恢复生机、改头换面并得到救赎;所以永远不要抛弃任何人。
People, even more than things, have to be restored, renewed, revived, reclaimed, and redeemed; never throw out anyone.
In computer science, abstraction is the key to managing complexity.
Sometimes we stare so long at a door that is closing that we see too late the one that is open.
Innovation is the key to sustainable development.