Just keep reinvesting more and more and more AND NEVER TAKE OUT! Take the cryptos to your grave! No but seriously, sell a little bit and buy more when they're low. Always more make monies 
In this way you will be stuck in the continuous loop of buying and selling your coins and never able to enjoy that money. There is no doubt that bitcoin will rise over the coming days but there lies equal probability that it may not, so if you are unsure about your investment in the coming days you can sell your coins because no one doing to come for condolence if your loss your money. But if you have invested the amount which you can bear to loss then wait for the high tide and then sell.