Only on the "CBS This Morning" podcast, New York Times’ best-selling author James Clear provides tips on keeping your New Year’s Resolution well beyond the first month of 2020. Talking with CBS News’ Reena Ninan, Clear offers tools on tackling clutter, exercising more and turning resolutions into habits. Clear, author of "Atomic Habits: An Easy and Proven Way to Build Good Habits and Break Bad Ones," shares the two-minutes rule that people can use to hold themselves accountable and why radically transforming how a person thinks about themselves is key to keeping a resolution.