Who said "In my defense, it was only half a plan."?

This quote is attributed to Thanos.

In my defense, it was only half a plan. - Thanos

"In my defense, it was only half a plan."

Thanos Humor

"I am inevitable."

"The hardest choices require the strongest wills."

"Perfectly balanced, as all things should be."

"You should have aimed for the head."

"Never underestimate the power of a good laugh."

"Laughter is the best medicine."

"A good laugh is the best medicine."

"Laughter is contagious and wonderful."