1. ‘The last three or four reps is what makes the muscle grow. This area of pain divides a champion from someone who is not a champion.’

— Arnold Schwarzenegger, seven-time Mr. Olympia

2. ‘Success usually comes to those who are too busy to be looking for it.’

— Henry David Thoreau, poet and philosopher

3. ‘All progress takes place outside the comfort zone.’

— Michael John Bobak, digital artist

4. ‘If you think lifting is dangerous, try being weak. Being weak is dangerous.’

— Bret Contreras, sports scientist

5. ‘The only place where success comes before work is in the dictionary.’

— Vidal Sassoon, hairstylist and businessman

6. ‘The clock is ticking. Are you becoming the person you want to be?’

— Greg Plitt, fitness model

7. ‘Whether you think you can, or you think you can’t, you’re right.’

— Henry Ford, industrialist

8. ‘The successful warrior is the average man, with laser-like focus.’

— Bruce Lee, actor and martial artist