Who said "The only bad workout is the one that didn't happen."?

This quote is attributed to Hermann Ebbinghaus.

The only bad workout is the one that didn't happen. - Hermann Ebbinghaus

"The only bad workout is the one that didn't happen."

Hermann Ebbinghaus Perseverance

Psychologist German 1850–1909

"Memory is the mother of all wisdom."

"The true art of memory is attention."

"We live in succession, in division, in parts, in particles. Meantime within man is the soul of the whole."

"Without repetition, nothing is learned."

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."