“If you learn from defeat, you haven't really lost.”

“Friendship is the hardest thing in the world to explain. It's not something you learn in school. But if you haven't learned the meaning of friendship, you really haven't learned anything.”

Muhammad Ali (1942–2016) African American boxer, philanthropist and activist

“Really, you should always discuss the defeats because you can learn much more from failure than from success.”

Niki Lauda (1949–2019) Austrian former Formula 1 racing driver

“Please forget everything that you have learned in school; for you haven't learned it.”

Edmund Landau (1877–1938) German Jewish mathematician

“You haven't learned how to live until you've learned how to give. ”

Kirk Douglas (1916–2020) American stage and film actor

“Learn from each one of your defeats; your losses must be as close to you as your victories.”

Ashot Nadanian (1972) chess player

“Sweatpants are a sign of defeat. You lost control of your life so you bought some sweatpants.”

Karl Lagerfeld (1933–2019) German fashion designer

“You never really learn much from hearing yourself speak.”

George Clooney (1961) American actor, filmmaker, and activist

“In our modern world, we look unkindly on mistakes and imperfection. But this is far from the samurai ideal. Mistakes are part of the learning process and if you haven't made them then you are, indeed, dangerous because it means you have never learned anything. Mistakes, to a samurai, are the proof of your learning.”

Alexei Maxim Russell (1976) Canadian writer

“The hard things in life, the things you really learn from, happen with a clear mind.”

Caroline Knapp (1959–2002) American writer