No one will regret the time dedicated to chess, as it will help in any profession.
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[Event "rated untimed match"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Unknown"]
[Black "Unknown259"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "4Bq1k/p6p/2pN2p1/2P5/1p1r4/8/PPQ2PPP/6K1 b - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1... Qf4 ( { Black can try: } 1... Rxd6 2. cxd6 Qxe8 3. Qd2 Qd7 4. Qxb4 { White wins with a large material advantage. } ) 2. Qb1 ( { White can try: } 2. g3 Qf3 3. Bxc6 Rd1+ 4. Qxd1 Qxd1+ { Black wins with a large material
advantage. } ) 2... Rd2 3. Qf1 Qd4 4. Bxc6 Rd1 5. Bb5 Rxf1+ 6. Bxf1 { Black wins
with a large material advantage. } 0-1