Good Call goes bad

[JDMcNugent7]

PokerStars Game #2836085719: Tournament #13822560, Hold'em No Limit - Level VI (100/200) - 2005/10/18 - 20:02:44 (ET)
Table '13822560 24' Seat #5 is the button
Seat 1: jrNinja2 (16385 in chips)
Seat 2: 03_Saleen (5630 in chips)
Seat 3: KiddTahoe (9225 in chips)
Seat 4: Tiger123123 (7373 in chips)
Seat 5: McNugent (14755 in chips)
Seat 6: cassius22 (5100 in chips)
Seat 7: JONAH J (9977 in chips)
Seat 8: mm-nh (13655 in chips)
Seat 9: DrScience2 (12700 in chips)
cassius22: posts small blind 100
JONAH J: posts big blind 200
*** HOLE CARDS ***
Dealt to McNugent [Qd Qc]
mm-nh: folds
DrScience2: folds
jrNinja2: folds
03_Saleen: folds
KiddTahoe: folds
Tiger123123: raises 1000 to 1200
McNugent: raises 2000 to 3200
cassius22: folds
JONAH J: folds
Tiger123123: calls 2000
*** FLOP *** [6c 5d As]
Tiger123123: bets 4173 and is all-in
McNugent: calls 4173 - I just about folded this but decided he did not want a call here- and previously noted he bet strong and lead out when on a bluff- so i make the right call and then wait 2 seconds to see it go to hell.
*** TURN *** [6c 5d As] [6d]
*** RIVER *** [6c 5d As 6d] [8s]
McNugent said, "omg"
*** SHOW DOWN ***
Tiger123123: shows [6h 9h] (three of a kind, Sixes)
McNugent: shows [Qd Qc] (two pair, Queens and Sixes)
Tiger123123 collected 15046 from pot
*** SUMMARY ***
Total pot 15046 | Rake 0
Board [6c 5d As 6d 8s]
Seat 1: jrNinja2 folded before Flop (didn't bet)
Seat 2: 03_Saleen folded before Flop (didn't bet)
Seat 3: KiddTahoe folded before Flop (didn't bet)
Seat 4: Tiger123123 showed [6h 9h] and won (15046) with three of a kind, Sixes
Seat 5: McNugent (button) showed [Qd Qc] and lost with two pair, Queens and Sixes
Seat 6: cassius22 (small blind) folded before Flop
Seat 7: JONAH J (big blind) folded before Flop
Seat 8: mm-nh folded before Flop (didn't bet)
Seat 9: DrScience2 folded before Flop (didn't bet)

Can someone explain to me How i am supposed to win at poker when this is All that happens to me.