Instead of risking a malware infection on a sketchy PDF download site, invest in a legitimate copy or check it out from your local library. The return on investment for your decision-making skills will far outweigh the price of admission.

Instead of beating yourself up over a failed project, look at the information you had at the time. Was the decision rational based on that data?

: Chess contains no hidden information and very little luck. Poker requires making decisions under extreme uncertainty, which mirrors real-life choices in business, investing, and relationships.