We must beat the iron while it is hot but we may polish it at leisure.

Some suggestions for you :

God never made His work for man to mend.

Only man clogs his happiness with care, destroying what is with thoughts of what may be.

How can finite grasp infinity.

The first is the law, the last prerogative.

Accurst ambition, how dearly I have bought you.

Death in itself is nothing; but we fear to be we know not what, we know not where.

Time, place, and action may with pains be wrought, but genius must be born; and never can be taught.

He who would search for pearls must dive below.

Seek not to know what must not be reveal, for joy only flows where fate is most concealed. A busy person would find their sorrows much more; if future fortunes were known before!

Love works a different way in different minds, the fool it enlightens and the wise it blinds.

All heiresses are beautiful.

A mob is the scum that rises upmost when the nation boils.

You see through love, and that deludes your sight, As what is straight seems crooked through the water.

They that possess the prince possess the laws.