How can we say nobody's perfect if there is no perfect to compare to? Perfection implies that there really is a right and wrong way to be. And what type of perfection is the best type? Moral perfection? Aesthetic? Physiological? Mental?
The diversity in the human family should be the cause of love and harmony, as it is in music where many different notes blend together in the making of a perfect chord.
If a thing happens once, it can happen again. If any human being has ever realised perfection, we too can do so. If we cannot become perfect here and now, we never can in any state or heaven or condition we may imagine.
Science is not perfect. It's often misused; it's only a tool, but it's the best tool we have. Self-correcting , ever changing, applicable to everything: with this tool, we vanquish the impossible.
In the perfect state the good man is absolutely the same as the good citizen; whereas in other states the good citizen is only good relatively to his own form of government.
Venerable are letters, infinitely brave, forlorn, and lost. Life would split asunder without them. 'Come to tea, come to dinner, what's the truth of the story? have you heard the news? life in the capital is wonderful; the Russian dancers....' These are our stays and props. These lace our days together and make of life a perfect globe.