The greatest loss of time is delay and expectation, which depend upon the future. We let go the present, which we have in our power, and look forward to that which depends upon chance, and so relinquish a certainty for an uncertainty.
It's crazy to take little in between jobs just because they look good on your resume. That's like saving sex for your old age. Do what you love and work for whom you admire the most, and you've given yourself the best chance in life you can.