વાટ જોવાની વેળા લાંબી બહુ થાય.

vāṭa jōvānī vēḷā lāṁbī bahu thāya.

Literally: The time spent waiting becomes very long.
What it means: Expresses how agonizingly slow time feels when someone is eagerly anticipating an arrival or outcome.

Also said as

ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1921) · read from the scan by machine — the Gujarati itself is unchecked · English is machine-made and nobody has checked it yet

Heard it differently, or know we've got the sense wrong? Tell us — that is exactly the kind of correction this needs.