色多多在线观看播放-色多多在线观看高清免费-色多多在线观看视频-色多多在线看-欧美aaaaa性bbbbb小妇-欧美aaaav免费大片

If you want to live a happy life, tie it to a goal, not to people or things.

Grief is a private thing. It takes as long as it takes.

The most important thing in business is to keep learning.

Technology itself has no value, its value lies in what problems it solves.

The only way to escape the mundane is to meticulously observe it.

一個人的心靈美好，是不可能掩蔽的，這會表現在形體容貌上，也能在神色上看得出來。

To understand is to invent.