Some relevant posts on MathOverflow:
Learning new mathematics
How do you go about learning mathematics (this version in math.stackexchange also seems useful)
How do professional mathematicians learn new things
Pacing for learning new material
Some relevant posts on MathOverflow:
Learning new mathematics
How do you go about learning mathematics (this version in math.stackexchange also seems useful)
How do professional mathematicians learn new things
Pacing for learning new material