“If the why is big enough, the how becomes easy.”
This is from a Quora answer by Rizwan Asseem on reasons why people fail in their promises to themselves, but the sentiment is equally applicable to generating drive in any endeavour.
Rizwan makes the case that
His answer? Find bigger reasons why you want to do something. The minute you find a bigger reason to do the things that you want to do, actually doing them will become so much easier.