My sister and I, you will recollect, were twins, and you know how subtle are the links which bind two souls which are so closely allied. – Arthur Conan Doyle, The Adventure of the Speckled Band
A new idea is delicate. It can be killed by a sneer or a yawn it can be stabbed to death by a quip and worried to death by a frown on the right mans brow. – Ovid