Do I fold at any time?

***** Hand History for Game 2954529673 *****
NL Texas Hold'em $10 Buy-in + $1 Entry Fee Trny:17000539 Level:1 Blinds(10/15) - Sunday, October 30, 14:51:15 EDT 2005
Table Table 67845 (Real Money)
Seat 8 is the button
Total number of players : 8
Seat 10: Zbeldino ( $800 )
Seat 6: knox1000 ( $760 )
Seat 9: Ez2fold ( $2540 )
Seat 8: kawakka ( $770 )
Seat 1: hartboy ( $170 )
Seat 4: AnatolyTar ( $755 )
Seat 7: afobisme ( $1435 )
Seat 3: PJ200105 ( $770 )
Trny:17000539 Level:1
Blinds(10/15)
** Dealing down cards **
Dealt to Zbeldino [ Ks Jc ]
hartboy calls [15].
PJ200105 folds.
AnatolyTar folds.
knox1000 folds.
afobisme calls [15].
kawakka folds.
Ez2fold folds.
Zbeldino checks.
** Dealing Flop ** [ Jd, Qc, Kh ]
Zbeldino checks.
hartboy is all-In [155]
afobisme calls [155].
Zbeldino raises [310].
afobisme calls [155].
** Dealing Turn ** [ Th ]
Zbeldino is all-In [475]
afobisme calls [475].
** Dealing River ** [ Qd ]
Zbeldino shows [ Ks, Jc ] two pairs, kings and queens.
hartboy shows [ Kd, Js ] two pairs, kings and queens.
afobisme shows [ Ah, Tc ] a straight, ten to ace.

Do I fold this at any point?

***** Hand History for Game 2965150952 *****
NL Texas Hold'em $10 Buy-in + $1 Entry Fee Trny:17055275 Level:3 Blinds(25/50) - Tuesday, November 01, 17:24:04 EDT 2005
Table Table 67326 (Real Money)
Seat 6 is the button
Total number of players : 7
Seat 10: Scrat_Fan ( $730 )
Seat 9: Zbeldino ( $1120 )
Seat 8: LTLHOYA ( $1463 )
Seat 6: schewe ( $625 )
Seat 5: me1tdown ( $700 )
Seat 2: baz84 ( $805 )
Seat 7: goldengooze ( $2557 )
Trny:17055275 Level:3
Blinds(25/50)
** Dealing down cards **
Dealt to Zbeldino [ Ac Ad ]
Zbeldino raises [150].
Scrat_Fan calls [150].
baz84 folds.
me1tdown folds.
schewe folds.
goldengooze folds.
LTLHOYA folds.
** Dealing Flop ** [ 8d, Tc, Jc ]
Zbeldino bets [150].
Scrat_Fan is all-In [580]
Zbeldino calls [430].
** Dealing Turn ** [ 7d ]
** Dealing River ** [ Ts ]
Zbeldino shows [ Ac, Ad ] two pairs, aces and tens.
Scrat_Fan shows [ Th, Td ] four of a kind, tens.

Too passive?

***** Hand History for Game 2965355005 *****
NL Texas Hold'em $10 Buy-in + $1 Entry Fee Trny:17056468 Level:2 Blinds(15/30) - Tuesday, November 01, 18:08:29 EDT 2005
Table Table 67098 (Real Money)
Seat 8 is the button
Total number of players : 7
Seat 7: mitchfsu25 ( $765 )
Seat 8: SMYSLOV ( $415 )
Seat 10: Zbeldino ( $775 )
Seat 9: fibble ( $1975 )
Seat 5: gustav39 ( $1805 )
Seat 6: Lucky66 ( $395 )
Seat 4: goizen ( $1870 )
Trny:17056468 Level:2
Blinds(15/30)
** Dealing down cards **
Dealt to Zbeldino [ Qc Jh ]
goizen folds.
gustav39 folds.
Lucky66 folds.
mitchfsu25 folds.
SMYSLOV folds.
fibble calls [15].
Zbeldino checks.
** Dealing Flop ** [ 3d, 2d, Js ]
fibble checks.
Zbeldino bets [50].
fibble raises [100].
Zbeldino calls [50].
** Dealing Turn ** [ Tc ]
fibble checks.
Zbeldino checks.
** Dealing River ** [ 5c ]
fibble bets [30].
Zbeldino calls [30].