nothing daunts one’s talent for dialectic ? 且無論其口似懸河，～。(《三國演義》514) To say nothing about his speech being like the River of Heaven,nothing daunts his talent for dialectic.
辯才無礙biàn cái wú ài
辯才：（好）口才。礙：阻礙。形容能言善變。be quite eloquent and a silver tongue, nothing daunts one’s talent for dialectic, eloquent, glib and quick-tongue in argument