CLEAN : Unsolved killings weigh heavy in Ukraine

The video tutorial covers various topics including the introduction to the training session, a discussion on class schedules and political aspects, an explanation of a specific activity, a conversation about personal beliefs and scarcity, and finally, a talk on publication and communication strategies.

What does the statement 'beliefs teach scarcity' suggest about the speaker's views?

What can be inferred about the speaker's attitude towards busy schedules?