Who said "Mistakes are the portals of discovery."?

This quote is attributed to Mahatma Gandhi.

Mistakes are the portals of discovery. - Mahatma Gandhi

"Mistakes are the portals of discovery."

Mahatma Gandhi

Independence Leader, Activist Indian 1869–1948

"In a gentle way, you can shake the world."

"Live as if you were to die tomorrow. Learn as if you were to live forever."

"The future depends on what you do today."

"Nonviolence is a weapon of the strong."