Generally speaking, envy, resentment, and self-pity are disastrous modes of thoughts.Self-pity gets fairly close to paranoia, and paranoia is one of the very hardest things to reverse.
One who never turned his back but marched breast forward, never doubted clouds would break.
关于人类的事情是,他们有能力做任何事情。
Success comes from a combination of hard work, perseverance, and a bit of luck.
The future of manufacturing lies in circular economies—waste is just a resource in the wrong place.
Mathematics is not a spectator sport.