Guwahati, Sep 7 (SocialNews.XYZ) Vice-President C.P. Radhakrishnan on Monday described literary exchanges between Assam and Tamil Nadu as an expression of India's cultural unity and called for greater academic and linguistic interaction between the two states. Addressing a programme at Gauhati University, Vice-President Radhakrishnan said that language carries the memory, wisdom and identity of a civilisation, and appreciated the translation of Assamese and Tamil literary works into each other. He encouraged universities and scholars to deepen academic and literary exchanges between Assam and Tamil Nadu, saying India's linguistic diversity derives strength from its underlying cultural unity.