... tired; tired of the jolting saddle of his motor bicycle, of the cramped position of his arms, of the chug of the engine, and most of all, of the dreary, barren country through which he was riding. Early that morning he had left Pau, and with the exception of an hour and a half at Bayonne, where he had lunched and paid a short business call, he had been at it ever since. It ... — The Pit Prop Syndicate • Freeman Wills Crofts
... when you run, you are working your muscles and heart-pump very hard; and if you kept running all the time, you would burn up so much food in the muscles that the heart couldn't pump blood fast enough to wash away all the waste, and would just chug-chug-chug till it tired itself out. When you are tired, it is time to stop and rest; for being tired means that the poisons are not being carried away from the muscles fast enough, and that your ... — The Child's Day • Woods Hutchinson