Yes, by always working on the most interesting problem available to you, you have an endless fountain of your most valuable resource: motivation. A sufficiently

Yes, by always working on the most interesting problem available to you, you have an endless fountain of your most valuable resource: motivation. A sufficiently motivated problem is sure to be solved because there is no incentive to quit. All of the greatest insights come from sufficiently motivated problems. There is no great science without a fire. "I have no special talents. I am only passionately curious."