Nobody can predict the future. Similarly no one can predict how the stock markets will behave.
There are a few investment advisors who believe they know how the markets are going to move. They don’t realise that they are deluding themselves.
In stock investing humility is the most import quality of an investor. An humble investor makes an honest appraisal of the limited knowledge, experience and understanding that we all bring to life. He tries to be realistic. He recognises the limits of his knowledge and never tries to boast.