Who said "Patience grows in the soil of trust and understanding."?

This quote is attributed to Léopold Sédar Senghor.

Patience grows in the soil of trust and understanding. - Léopold Sédar Senghor

"Patience grows in the soil of trust and understanding."

Léopold Sédar Senghor Patience

President, Poet Senegalese 1906–2001

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