“Clear thinking requires courage rather than intelligence.”— cognition Related Quotes “The power of a soul is the strength of being.”— Lailah Gifty Akita “I’d like a relationship that was like two tree trunks side by side, strong but independent.”— Agyness Deyn “The waving of a pine tree on the top of a mountain – a magic wand in Nature’s hand – every devout mountaineer knows its power; but the marvelous beauty value of what the Scotch call a breckan in a still dell, what poet has sung this?”— John Muir