In Act 5 scene 5 of Shakespeare's Macbeth, the character Macbeth has heard that the queen is dead and he knows his own death is imminent. At this time he delivers his famous soliloquy:

Tomorrow, and tomorrow and tomorrow
creeps in this petty pace from day to day,
To the last syllable of recorded time,
And all our yesterdays have lighted fools
The way to dusty death. Out, Out, brief candle
Life's but a walking shadow, a poor player
That struts and frets his hour upon the stage
and then is heard no more. It is a tale
Told by an idiot. Full of sound and fury
Signifying nothing. 

Is Macbeth right? Is life nothing but a shadow having no substance, no meaning? Writers and philosophers since recorded time have tried to answer the question. I don't think any of them have been successful in answe…