Since when was genius found respectable?

-Browning, Elizabeth ne¤  e Barrett
  Aurora Leigh, bk.6.

I can reason down or deny everything, except this perpetual Belly: feed he must and will, and I cannot make him respectable.

-Emerson, RalphWaldo
  Representative Men,'Montaigne; or, The Skeptic'.

   A Chancery Lane young man, A Somerset House young man, Avery delectable, highly respectable, Threepenny-bus young man!

-Gilbert, Sir W(illiam) S(chwenck)
Bunthorne and Grosvenor's duet, Patience, act 2.

All decent people live beyond their incomes nowadays, and those who aren't respectable live beyond other peoples'. A few gifted individuals manage to do both.

-Saki pseudonym of  Hector Hugh Munro
The Chronicles of Clovis,'The Match-Maker'.

We're from Madeira, but perfectly respectable, so far.

-Shaw, George Bernard
  Philip Clandon toValentine.You Never CanTell, act1.

The more things a man is ashamed of, the more respectable he is.

-Shaw, George Bernard
  JohnTanner. Man and Superman, act1.

   It seems he had no design except to appear respectable, and herehekeepsa privatebook toprovethat hewasnot.

-Stevenson, Robert Louis
  Of Samuel Pepys and his Diary. Familiar Studies of Men and Books.

There is no road to wealth so easyand respectable as that of matrimony.

-Trollope, Anthony
  DoctorThorne, ch.16.