We may not substitute our own judgment for that of the trier of fact or pass upon the credibility of the witnesses. See Ellis, 971 S.W.2d at 407 ; Houston Hous. Auth. v. House, No. 14–10–00574–CV, 2011 WL 3628851, at *2, 2011 Tex.App. LEXIS 6569, at *4 (Tex.App.-Houston [14th Dist.] Aug. 18, 2011, no pet.) (mem. op.).