Believing that soom good can be derived from every event is a better preposition than that everything happens for the best, which is assuredly does not.
Onecomes to believe whatever one repeats to oneself sufficiently often, whetherthe statement be true or false. It comes to be dominating thought in one'smind.
No onecan persuade another to change. Each of us guards a gate of change that canonly be opened from the inside. We cannot open the gate of another, either byargument or emotional appeal.