Quotes by Greatest Achievement If I had to say what my one greatest achievement is, it's that I lasted, and I'm still happy. I hope that comes through. Cleve Jones greatest-achievement achievement stills The greatest achievements are those that benefit others. Denis Waitley greatest-achievement benefits achievement Your greatest achievement is to love me. Prince Charles greatest-achievement achievement The Olympics is still my greatest achievement... I have many belts, but there is only one Olympic gold. Oleksandr Usyk greatest-achievement achievement gold