Maths is the purest science in that you don't need any test tubes or animal testing to do it. All the other sciences eventually boil down to maths, apart from biology, which boils down to soup.
At its zenith in the middle of the 15th Century Timbuktu was known all over the world as a repository for all sorts of knowledge, including Arabic Islamic writing, science, maths and history. What is so important about Timbuktu's literary patrimony is that it is a challenge to Western ideas that Africa is a land of song and dance and oral tradition. It reveals a continent with an immensely rich literary and scientific heritage.
A solid working knowledge of productivity software and other IT tools has become a basic foundation for success in virtually any career. Beyond that, however, I don't think you can overemphasise the importance of having a good background in maths and science .