Even if the vendees had had knowledge at the time of the execution of the bond for title that the land as described by metes and bounds did not contain the 10 1/2 acres, such knowledge would not have barred their present cross-action. Foute v. Elder, 109 Ga. 713, 714 ( 35 S.E. 118). It is true that in Early v. Conn, 190 Ga. 660 (1) ( 10 S.E.2d 177), the Supreme Court held that a vendee in "undisturbed possession" of lands cannot defeat an action by the vendor for the purchase price of the lands on the ground that the vendor did not have good title to such lands. The reason for this principle was stated by Chancellor Kent in Abbott v. Allen, 2 Johns, Ch. 519 (7 Am. D. 554), as follows: "It would lead to the greatest inconvenience, and perhaps abuse, if a purchaser in the actual enjoyment of land, and when no third person asserts or takes any measures to assert a hostile claim, can be permitted on suggestion of a defect or failure of title, and on the principle of quia timet, to stop the payment of the purchase-money, and of all proceedings at law to recover it. Can this court proceed to try the validity of the outstanding claim in the absence of the party in whom it is supposed to reside, or must he be brought into court against his will, to assert or renounce a title which he never asserted, and perhaps nev