You certainly can't tell anything from the microscopic structure of the brain whether the person was an idiot or a genius.

The indications are that swearing preceded the development of cursing. That is, expletives, maledictions, exclamations, and imprecations of the immediately explosive or vituperative kind preceded the speechmaking and later rituals involved in the deliberate apportioning of the fate of an enemy. Swearing of the former variety is from the lips only, but the latter is from the heart. Damn it! is not that same as Damn you!

Scientists do not believe in fundamental and absolute certainties. For the scientist, certainty is never an end, but a search; not the ordering of certainty, but its exploration. For the scientist, certainty represents the highest degree of probability.

The world is so full of wonderful things we should all, if we were taught how to appreciate it, be far richer than kings.

The benefits to the mother of immediate breastfeeding are innumerable, not the least of which after the weariness of labor and birth is the emotional gratification, the feeling of strength, the composure, and the sense of fulfillment that comes with the handling and suckling of the baby.

Intellect without humanity is not good enough...what the world is suffering from at the present time is not so much an overabundance of intellect as an insufficiency of humanity.

Man is the only 150 pound nonlinear servomechanism that can be wholly reproduced by unskilled labor.