I am not a cat man, but a dog man, and all felines can tell this at a glance - a sharp, vindictive glance

The laughter of man is more terrible than his tears, and takes more forms / hollow, heartless, mirthless, maniacal.

Man has gone long enough, or even too long, without being man enough to face the simple truth that the trouble with man is man

The dog has got more fun out of Man than Man has got out of the dog, for the clearly demonstrable reason that Man is the more laughable of the two animals

Old age is the most unexpected of all the things that can happen to a man.

I am not a cat man, but a dog man, and all felines can tell this at a glance - a sharp, vindictive glance.