Who said "To know your weakness is to begin knowing your strength."?

This quote is attributed to Virgil.

To know your weakness is to begin knowing your strength. - Virgil

"To know your weakness is to begin knowing your strength."

Virgil

Poet Roman 70–19

"I sing of arms and the man who first came forth from Troy's boundaries to Italy and the Lavinian shores."

"Fortune favors the bold."

"What greater thing is there for two human souls than to feel that they are joined for life?"

"I fear the Greeks, even bearing gifts."