Hugh Hefner, the founder of Playboy magazine, died on Wednesday. He was 91. The pioneering media mogul was known for his hedonistic lifestyle and became a voice for sexual liberation in 1950s and ‘60s — although his past with women has been complicated. Apart from the centerfolds and Hefner’s roguish reputation, he supported and gave a platform to visionaries like Martin Luther King Jr. and pop culture icons like John Lennon. But let’s be honest — Playboy and Hefner are known for selling sex, and Hefner has had a lot to say on the matter. Here are some of his best quotes and most fascinating video interviews.