Who said "Sentimentality is weakness, and weakness is death."?

This quote is attributed to David Kane.

Sentimentality is weakness, and weakness is death. - David Kane

"Sentimentality is weakness, and weakness is death."

David Kane Fear

"The world doesn't care about your dreams. It only respects power."

"I didn't choose this life. This life chose me."

"Patience is a weapon sharper than any blade."

"You can't change who you are. You can only embrace it."

"Face your fears with courage."

"You can't live your life in fear."

"Snakes. Why'd it have to be snakes?"

"Fear is just another obstacle to overcome."