About this quote

Everybody has to think for himself — be clear that what works for someone else won't automatically work for you. Treat strengths and weaknesses as practical information: pick methods that match your size, speed, and temperament instead of copying others. Ask where you are slow and where you move fast, then own those answers and change your routine accordingly. Stop blaming mismatch for failure; adapt, practice deliberately, and measure progress in small, realistic steps.

When to use it

• If a celebrity fitness routine breaks you down, create a scaled plan that builds your strength and stamina at your own pace.
• At work, stop copying a colleague’s exact schedule; set a workflow that fits your peak hours and energy levels.
• When learning a skill, choose study methods that match how you process information—slow, focused practice or fast repetition—and stick to them.
• As a manager, assign tasks based on each person’s abilities instead of forcing everyone into the same job pattern.