Who said "We teach best what we most need to learn."?

This quote is attributed to Pickering Edward.

We teach best what we most need to learn. - Pickering Edward

"We teach best what we most need to learn."

Pickering Edward Knowledge

Astronomer American 1846–1919

"The greatest glory in living lies not in never falling, but in rising every time we fall."

"Life is what happens when you're busy making other plans."

"Love all, trust a few, do wrong to none."

"The only true wisdom is in knowing you know nothing."

"We're not just after treasure. We're preserving history."

"The mind is humanity's greatest tool."

"A tidy room reflects a tidy mind."

"You can learn a lot about a person by how they keep their space."