Research finds that people or objects moving from left to right are perceived as having greater power:From Why Left to Right Punches Are More Aggressive, Powerful and Shocking | PsyBlog.
- Soccer goals are rated as stronger, faster, even more beautiful when the movement of the scorer is from left to right, rather than right to left.
- Film violence seems more aggressive, more painful and more shocking when the punch is delivered from left to right, compared with right to left.
- Cars in an advert are rated as stronger and faster when they are moving from left to right, rather than right to left (take note advertising executives!).
Hat tip to Meteuphoric.