Who said "In learning, as in life, timing is everything"?

This quote is attributed to Hermann Ebbinghaus.

In learning, as in life, timing is everything - Hermann Ebbinghaus

"In learning, as in life, timing is everything"

Hermann Ebbinghaus Time

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."

"Time waits for no one."

"Time spent with loved ones is never wasted."

"I've been alive for a long time. Long enough to know that you can't trust anyone."

"The past always catches up with you."