采矿行业的领导力意味着今天做出艰难的决定,这将使子孙后代受益。
我总是很高兴地想到,我的教育大部分是非正式的,并且根植于现实世界。
我不会让消极情绪拖垮我。我超越它。
Mathematics is the language with which God has written the universe.
Train people well enough so they can leave, treat them well enough so they don't want to.