Letters do love one another. However, due to their anatomical differences, some letters have a hard time achieving intimacy.
To say a grid is limiting is to say that language is limiting, or typography is limiting. It is up to us to use these media critically or passively. 
Graphic design is the spit and polish but not the shoe.
Working within the constraints of a problem is part of the fun and challenge of design. 
Design is as much an act of spacing as an act of marking.
Think more design less
