Who said "Perseverance is the silent strength of achievers."?

This quote is attributed to Avicii.

Perseverance is the silent strength of achievers. - Avicii

"Perseverance is the silent strength of achievers."

Avicii Perseverance

Electronic Dance Producer Swedish 1989–2018

"Wake me up when it's all over"

"Life is a beautiful struggle"

"Music is the universal language of mankind"

"Dreams are what keep us alive"

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."