You are not the opinion of somebody who doesn't know you or care about you.
Success is not final, failure is not fatal: it is the courage to continue that counts.
很可能还会发明出其他几种辅助视觉的工具,它们超越现有工具的程度,就像现有工具超越肉眼一样。
现在是过去的卷起以行动,过去是现在的展开以理解。