“The relationship between commitment and doubt is by no means an antagonistic one. Commitment is healthiest when it's not without doubt but in spite of doubt.”

American existential psychologist and author

Rollo Reece May was an American existential psychologist and author. He lived from 1909 to 1994 and is best known for Love and Will, published in 1969. He is closely associated with humanistic psychology and existentialist thought, and he was a major advocate of existential psychotherapy alongside Viktor Frankl. His work was shaped in part by his friendship with the philosopher and theologian Paul Tillich, whose influence he acknowledged in his writing.