Sellers take advantage of this tiredness after a long series of buying decisions, which is why you find candy and gossip magazines at supermarket checkouts.
Positive thinking makes life easier, but the key to success is discipline. Fortunately, one can practice discipline by training one's willpower.
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I was making projections about 'Humans of New York,' back when I had zero followers, that made all my friends and family roll their eyes. I'd throw out these huge numbers: 'One day, a million people are gonna be looking at this. Trust me.' And even those wild, wild numbers I was throwing out have just been smashed. So, it's a good feeling.