Twisted

We know some things, some things which are based on the facts we learned over the years. This knowledge of ours does not remain constant, it just keeps on changing as we come across new findings. Sometimes we find that we know very little, or sometimes we find that we are completely wrong. These little twists, unexpected twists, suddenly change our perception about what we already knew. Whats the purpose of these contradictions?

Sometimes I just say to myself, "Wake up, you might be dreaming..."