Hobbies
Philosophy, Psychology, Sociology
Weightlifting
Peter Koestenbaum
Tony Robbins
Alexander Solzhenitsyn
John Doerr
The deadlift is fun! I can do 315 lbs x 2 reps.
PuzzlesHere is a problem an 8-year old child can understand but nobody has solved or proved yet. It is famous for wasting time! Learn more from Wikipedia, Wolfram (Mathematica), Tao and Ren.
Next, in the image below, cross your eyes to get three black circles. Focus on making the middle
circle perfect. A 3D effect should pop out, with the outline of a sea creature.
The random dot stereogram above was created by Sam Greydanus.