Double comparatives are phrases commonly used in English to talk about the increase or decrease of something and the effect it has on something else.
- The more you study, the more you learn.
(more you study/the increase of something – more you learn/the effect on something else) - The more I read, the less I remember.
- The higher you climb, the colder it gets.
- The faster you walk, the quicker you will arrive.
- What time should I arrive? The earlier the better.
