From their site:
Mission & Vision
Serving San Antonio’s youth, SAY Sí is a year round, long-term, non-profit multidisciplinary arts program that provides students opportunities to develop artistic and social skills in preparation for higher educational advancement and professional careers.
Vision
SAY Sí is committed to creating a premier, dynamic and nurturing educational environment for San Antonio’s artistic youth, recognizing that the arts reshape the way young people learn, communicate and prepare for their work and civic future.