Positive thinking has become a cliché of the self-improvement movement. But it bears mentioning that it really can help boost your memory.
Of all the factors that influence our lives, the one that we have the most personal control over is our own attitude. You are the ruler of your mental state.
Our memories are not like those of a computer chip; our brain functions are heavily influenced by our emotional state. Information, for example, learned while we are emotionally aroused is more likely to be remembered, and particularly so if we are positively aroused. However, if you try to learn something and then experience a strong emotion straight afterwards, that event can block your ability to store the memory of the thing ...