Who said "We must act, even when the outcome is uncertain."?

This quote is attributed to Legolas.

We must act, even when the outcome is uncertain. - Legolas

"We must act, even when the outcome is uncertain."

Legolas

"A Elven blade of the First Age, still sharp and true."

"The world is vast, and there is much beauty to behold if one takes time to see it."

"In friendship, we find our greatest treasure."

"Do not despair, for hope endures even in the darkest places."