<prompt> Translate the following text to SwahiliAlthough it is doubtful whether Greider is aware of the source of his ideas--as Keynes wrote, Practical men, who believe themselves quite exempt from any intellectual influence, are usually the slaves of some defunct economist.  <response>: Kama vile Keynes alivyosema, Wanaume wa vitendo, ambao wanaamini kuwa hawana ushawishi wowote wa kiakili, kwa kawaida ni watumwa wa mwanahistoria fulani aliyekufa. 