Language is only the instrument of science, and words are but the signs of ideas.

Language is only the instrument of science, and words are but the signs of ideas.

A man's best friends are his ten fingers.

A man's best friends are his ten fingers.

I have spent my life laboriously doing nothing.
[Lat., Vitam perdidi laboricose agendo.]

I have spent my life laboriously doing nothing.
[Lat., Vitam perdidi laboricose agendo.]

With fingers weary and worn,
With eyelids heavy and red,
A woman sat in unwomanly rags,
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With fingers weary and worn,
With eyelids heavy and red,
A woman sat in unwomanly rags,
Plying her needle and thread.

There is no real wealth but the labor of man.

There is no real wealth but the labor of man.

A man is not idle because he is absorbed in thought. There is visible labor and there is invisible labor.

A man is not idle because he is absorbed in thought. There is visible labor and there is invisible labor.

Labor to keep alive in your breast that little spark of celestial fire, called conscience.

Labor to keep alive in your breast that little spark of celestial fire, called conscience.

Our fruitless labours mourn,
And only rich in barren fame return.

Our fruitless labours mourn,
And only rich in barren fame return.

It is generally said, "Past labors are pleasant," Euripides says,
for you all know the Greek verse, "The recollection read more

It is generally said, "Past labors are pleasant," Euripides says,
for you all know the Greek verse, "The recollection of past
labors is pleasant."
[Lat., Vulgo enim dicitur, Jucundi acti labores: nec male
Euripides: concludam, si potero, Latine: Graecum enim hunc
versum nostis omnes: Suavis laborum est proeteritorum memoria.