„Oh, but you know, you do not achieve anything without trouble, ever.“

— Margaret Thatcher
„Oh, Lizzy! do anything rather than marry without affection.“
— Jane Austen
„You know, if you just set out to be liked, you would be prepared to compromise on anything, wouldn't you, at any time? And you would achieve nothing!“
— Margaret Thatcher
„It is possible to avoid pain? Yes, but you'll never learn anything. Is it possible to know something without ever having experiencing it? Yes, but it will never truly be part of you.“
— Paulo Coelho
„Don't do anything I wouldn't do, if you ever find anything I wouldn't do.“
— Terry Pratchett
„You have to go wholeheartedly into anything in order to achieve anything worth having.“
— Frank Lloyd Wright
„To achieve, you need thought. You have to know what you are doing and that's real power.“
— Ayn Rand