Rav Kook explains that there is no way to pretend and hide one's shortcomings and be an "imposter", for they eventually will be exposed and revealed, at least through Freudian slips. The solution is to focus, not on the façade, and not on the hidden self, but rather on improving my real inner self. This approach to truth explains how real tshuva actually turns even one's purposeful sins into benefits.
Rabbi Akiva’s 24,000 students died during the Omer counting period. Why did they die precisely during these days? Is there any connection between the Torah commandments applying to the Omer period and the deaths of Rabbi Akiva’s students at this time?
Judaism teaches us that a person cannot put on "performances." Such behavior might be effective momentarily, yet it will not yield fruit for long. To fulfill the commandment to love God's creatures, a person must feel love for them in his heart.