James 4:13-14
Boast not thyself of tomorrow; for thou knowest not what a day may bring forth (Prov. 27:1). Come now, ye that say, today or tomorrow we will go into such and such a city, and continue there a year, and buy and sell, and get gain; whereas ye know not what shall be on the next day. For what is your life? It is even a vapor that appeareth for a little time, and then vanisheth away