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The future is not a result of choices among alternative paths offered by the present, but a place that is created—created first in the mind and will, created next in activity.

Death has its revelations: the great sorrows which open the heart open the mind as well.

Mathematics is the music of reason.

The stone industry needs to embrace technology while preserving tradition.

?勞動分工受市場規模的限制。

All happy families are alike; each unhappy family is unhappy in its own way.