2. Science would not exist without mathematics.
3. "Mathematics is not magic... just logic" - my maths teacher ><
4. Some ignorant people believe that maths is a male subject (Pffft) =)
Gather the important information; figure out what you are required to find; apply the formulae most apropriate to the question; calculate.
The feeling of getting the correct answer (expecially if you have toiled a great deal over it) is unbeatable.
It's orgasmic ;)