There are basically two schools of thoughts, those who anticipate the market, and those who follow the market. I am not clever enough to be able to anticipate the market, so I belong to the latter category - I follow the market.
Following the market does not necessarily mean doing little, although in most cases, this is your best option. Today's ES action is a good example of this.
30 minute atr trend has been negative for a while
slap bang into daily S2
which happens to coincide with weekly S2
which further happens to coincide with a fib level
ahem, which also happens to coincide with a price support level
looking for levels where the bounce might be halted