PlaySudoku.us
Hard · Puzzle #414
3
7
5
1
5
6
8
4
4
3
7
6
5
8
9
3
7
1
6
3
9
9
8
6
3
6
1
7
"Concentration is the secret of strength in politics, in war, in trade — in short, in all management of human affairs." — Ralph Waldo Emerson
"Concentration is the secret of strength in politics, in war, in trade — in short, in all management of human affairs." — Ralph Waldo Emerson
"Concentration is the secret of strength in politics, in war, in trade — in short, in all management of human affairs." — Ralph Waldo Emerson
"Concentration is the secret of strength in politics, in war, in trade — in short, in all management of human affairs." — Ralph Waldo Emerson