"Three days later, on April 19th 1943, Hofmann decided to intentionally ingest 0.25 milligrams of his LSD-25 to confirm the true effects of the new drug. He believed this tiny amount to be a threshold dose, but soon realized he had underestimated the potency of his discovery. Within an hour, Hofmann was experiencing the radical mental perception shifts of humanity’s first acid trip. Since wartime restrictions prevented the use of motor vehicles, he asked his lab assistant to escort him home by bicycle, and hence the date became known as “bicycle day”. Once home on his couch and assured by his physician that he was not fatally poisoned, Hofmann began to enjoy his “trip”..."