Can you please explain the line in bold?
Those little 15-20 mintues can be very efficient if you apply then efficiently. Unfortunately, sometimes it's really tought to get those moments but you need to build them in somehow. You gotta have at least some time to learn.
Those little 15-20 minutes can be very efficient if you apply then efficiently. Unfortunately, sometimes it's really tough to get those moments but you need to build them in somehow . You gotta have at least some time to learn.
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Those little 15-20 minutes can be very efficient if you apply then efficiently. Unfortunately, sometimes it's really tough to get those moments but you need to build them in somehow. You gotta have at least some time to learn.
ANSWER
The writer is referring to small periods of time (