As someone who truly enjoys the hustle and bustle, I often find myself with a lot of obligations, both personal and business (maybe to a fault at times). No tool or application can make us productive; that's a personal decision and requires discipline to follow through. But certain tools jive with my methodology and mental processes. Here are five tools that I use daily to help me kick ass.

In music, the slight raising or lowering of pitch can brighten a song or alter its spirit. In paintings, a subtle color variation can change the tone of a work. And in fashion, nuance can tie a look together with "a little bit more, or a little bit less." But nuance is important far beyond the arts; it's key to a high functioning free society.