Who said "Adversity introduces a man to himself."?

This quote is attributed to Horace.

Adversity introduces a man to himself. - Horace

"Adversity introduces a man to himself."

Horace

Poet Ancient Rome 65–8

"Carpe diem, quam minimum credula postero."

"Seize the day, put no trust in the morrow."

"I have often regretted my speech, never my silence."

"Life gives nothing to mortals without hard work."