The famous expression, panta rhei,--"all things are flowing,"-- expresses the incessant flux in which he believed and in which we know all matter exists.

No one has said a ruder thing of the profession, for an extant fragment reads: ".

.

.

physicians, who cut, burn, stab, and rack the sick, then complain that they do not get any adequate recompense for it."(4) (4) J.Burnet: Early Greek Philosophy, 1892, p.