'DO!' Sol LeWitt's Fierce, Funny, Extraordinary Letter to Eva Hesse

20 Jul, 2025

Learn to say “Fuck You” to the world once in a while. You have every right to. Just stop thinking, worrying, looking over your shoulder, wondering, doubting, fearing, hurting, hoping for some easy way out, struggling, grasping, confusing, itching, scratching, mumbling, bumbling, grumbling, humbling, stumbling, numbling, rambling, gambling, tumbling, scumbling, scrambling, hitching, hatching, bitching, moaning, groaning, honing, boning, horse-shitting, hair-splitting, nit-picking, piss-trickling, nose sticking, ass-gouging, eyeball-poking, finger-pointing, alleyway-sneaking, long waiting, small stepping, evil-eyeing, back-scratching, searching, perching, besmirching, grinding, grinding, grinding away at yourself. Stop it and just DO.
–Sol LeWitt to Eva Hesse (April 1965)

Sol LeWitt and Eva Hesse met in 1960 in downtown New York. LeWitt was a 32-year-old conceptual minimalist on the fast track to recognition; Hesse was 24, a German-born sculptor still finding her form. They came from different worlds, worked in radically different ways, but something clicked.

Her vulnerability sharpened his clarity. His structure steadied her chaos. They formed a deep, enduring bond built on adoration, admiration, and creative combustion. It was the kind of friendship most people never find. Rooted in beauty and raw affection. Full of tension and tenderness, challenge and care. Two artists who saw each other clearly, and made each other better and braver.

LeWitt revered Hesse. He saw in her a brilliance she struggled to see in herself. Her work was messy, raw, fragile, alive. He understood what she was doing when few others did. Many read their relationship as mentor-protégé, but that completely misses the real shape of it. Theirs was a bond of equals. Deeply connected, fiercely mutual, intellectually electric, and emotionally rare.

In the spring of 1965, Hesse was living in Germany, alone and adrift, creatively blocked and drowning in doubt. She wrote to LeWitt in despair. Her work was worthless. She didn't belong. She might never make anything meaningful. LeWitt's response was a five-page, profanity-laced bolt of of clarity and encouragement.

LeWitt didn't coddle her. He had no patience for her self-doubt. With a single, unforgettable directive, he commanded: "Stop thinking and just DO!"

His fierce, funny, now-famous handwritten letter has since become one of the great manifestos of creative courage. A love letter to the act of making and a field manual for any artist in crisis.

Hesse and LeWitt remained close for the next five years, exchanging letters, visiting each other's studios, watching each other's work evolve in wildly different but parallel ways. Then, in 1970, Hesse died suddenly, tragically, from a brain tumor. She was just 34.

After her death, LeWitt created several tributes. One of the most haunting was Wall Drawing #46, composed entirely of "not straight" lines. His clean world, bent by grief.