e4 makes way for the king, so it is best.
Jokes aside, all resonable first move are equal, it just depends on ur style.
1st move Nf3 better than e4 and other moves


Nf3 is the best 1st move in my side because it allows to do tricks and forks with the knight .Then play your e4,after that Nc3 and start the attack early.

1. Nf3 usually just transposes anyway. So after a few moves, you cannot even tell, whether the game started with Nf3 or a pawn move.
Do you think so?
Lets discuss