Methods in molecular medicine.

necessary self examination that provokes a major change in the direction of your professional life. If so, so be it. It is good that such changes should be made while time is still on our side. Otherwise we are in danger of joining what Thoreau thought to be the majority of men, who "lead lives ofquiet desperation." So ifyou haven't already done so start planning your sabbatical now-and don't forget to tell your partners and your spouse.