541Similarly a gymnasiarch prompted by ambition may often provide on a lavish scale and some vulgarly extravagant people wash themselves with oil instead of water and let the drops drip to the ground, so that at once we have some slippery mud; yet no sensible person would say that the slipperiness and the mud were due to the purposive design of the gymnasiarch or anything but mere concomitants to the munificent scale of the supply.