Man is a generalist. No harm in that: he/she is remarkably adept at adapting and to enhance this process has created a batch of tools which allows him/her to perform to the highest levels.
When push comes to shove, what are the essential Tools of Excellence?
24: The Personal Calculator (on your phone, of course)
Many a start-up has believed it's making money when the revenue comes in. But then when it can't fund the pay-roll it learns that there is revenue and there is profit. They are not the same. You ensure you know the difference by regular, rapid use of your pocket calculator. Forgotten the formula? It's here.
Many aspects of life are similar: getting a handle on the figures allow excellence: be it profit made, potential future pension worth or calorie requirements for marathon training.
The Excellence Kit-Bag so far:
7: Trail-Mix
10: The Compass
11: The Wall Planner
12: Two Short, Intersecting Lines.
15: The Flight Deck
18: The Pause
19: The Fixie
21: The Hike
22: The Isle of Harris blanket
Bonus: How To be Brilliant.