“Mr. LaLanne said he performed his exercises until he experienced “muscle fatigue,” lifting weights until it was impossible for him to continue. It produced results and, as he put it, “the ego in me” made the effort worthwhile.”
In "Jack LaLanne, Founder of Modern Fitness Movement, Dies at 96, New York Times."
Help us to complete the source, original and additional information
Jack LaLanne 24
American exercise instructor 1914–2011Related quotes

It's all there, it's a true story.
When asked about the meaning of the song "Ballad of a Thin Man" during a 1965 interview.
Herbert N. Casson in: Sheet Metal Workers' International Association (1928) Sheet Metal Workers Journal p. 22
1920s-1940s

On his relations with David Bowie
Rolling Stone interview (2003)
Context: I used to catch myself — maybe we'd be having dinner with the future king of Spain, and I'd be grumpy, like, "What are we doing here, hanging out with these swells?" And then, right away, I'd realize, "Dude, you're jealous." It got very hard on a certain level. He was a person of affairs, in the worldly sense, with a lot of choices laid out on his smorgasbord. I had no choices whatsoever. I was a pariah. But a very fortunate one, in that he saw something worthwhile in me, and he made me two terrific records. He gave me the break I needed to continue living life. He is my benefactor.