Who said "Nature teaches what words cannot."?

This quote is attributed to Groot (Variant).

Nature teaches what words cannot. - Groot (Variant)

"Nature teaches what words cannot."

Groot (Variant) Nature

"I am Groot."

"We are Groot."

"I am Groot. I am Groot. I am Groot."

"The greatest gift is the time we spend together."

"Nature teaches us about beauty."

"Nature teaches us patience and wisdom"

"Sometimes it snows in April."

"Every town has a soul, and Twin Peaks has a troubled one."