Who said "Trust me, I know what it's like to lose someone you love."?

This quote is attributed to The Flash.

Trust me, I know what it's like to lose someone you love. - The Flash

"Trust me, I know what it's like to lose someone you love."

The Flash Love

"My name is Barry Allen, and I am the fastest man alive."

"You can't save everyone. Sometimes you have to let people go."

"I'm fighting so that no one else has to suffer like I did."

"Life doesn't give you second chances. So I'm making my own."

"I love my wife, but sometimes she drives me crazy."

"Love conquers all obstacles."

"Love is patient, love is kind."

"I'm not stupid, I'm just in love!"