(VOVworld) - State President Truong Tan Sang sent on Friday his best wishes to educational staff, students, and parents nationwide at the start of the new school-year 2014-2015. In his letter, the President praised the great efforts and achievements of the educational sector, urging party committees at all levels, local governments, social organizations, and families to pay more attention to the sector’s development by creating more favorable conditions for study and teaching activities nationwide.