If you want to be useful, you can always start now. It will be a humble prototype of your grand vision, but you’ll be in the game. Start by teaching someone this week. Starting small puts 100% of your energy into solving real problems for real people.

Repeated psychology tests have proven that telling someone your goal makes it less likely to happen.

The most brilliant idea, with no execution, is worth $20. The most brilliant idea takes great execution to be worth $20,000,000.

Success comes from persistently improving and inventing, not from persistently promoting what’s not working.

If you want to be useful, you can always start now. It will be a humble prototype of your grand vision, but you’ll be in the game. Start by teaching someone this week. Starting small puts 100% of your energy into solving real problems for real people.

Learning. It's really the primary reason behind everything I do. Programming, entrepreneuring, writing.

You can't please everyone, so proudly exclude people.