Will there be another half life game in the half life series

As long as the Half-Life games makes Valve some money, they won't change a winning recipe. So, there will almost for sure be another Half-Life game.
yes the first half life was a great success and so where the expansion packs for the PC. The sequel game Half life 2 has also been a huge success and so have ep 1 and ep 2, and soon there will be a ep 3
Half Life 2 episode 3 will be the last in the series, Half Life 2 Ep 1, 2 and 3 are actually Half Life 3, Valve split the game into three so that it wouldn't take them 6 to 10 years to make life Half Life 2 did