Yups your definition of secularism and mine are different, you don't have to respect Vande Mataram and hence I won't respect your beliefs and then I am free to sketch Mohammad, isn't it? then to I will be secular, right???
Not accepting beliefs of someone else and hurting other's beliefs are two entirely different concepts.
You are free to follow any religion or not to follow any at all. But to malign other religion, this right you dont have