I feel mighty proud of that degree; in fact, I could squeeze the truth a little closer and say vain of it. And why shouldn't I be? --I am the only literary animal of my particular subspecies who has ever been given a degree by any College in any age of the world, as far as I know. Sincerely Yours S. Clemens M. Reply: Charles H. Clarke to S. L Clemens:
MY DEAR FRIEND, You are "the only literary animal of your particular subspecies" in existence and you've no cause for humility in the fact.英文原著 · 《Letters Vol. 4》
If you should at any time do me the favour of writing to me, I should be very much obliged if you would inform me whether you have yourself examined Brehm's subspecies of birds; for I have looked through some of his writings, but have never met an ornithologist who believed in his [illegible]. Are these subspecies really characteristic of certain different regions of Germany?英文原著 · 《More Letters of Charles Darwin Volume I》