A dictionary of Proverbs (Oxford Paperback Reference)

ladder see CROSSES are ladders that lead to heaven.
lady see FAINT heart never won fair lady; FAR-FETCHED and dear-bought is good for ladies; the OPERA isn’t over till the fat lady sings.
lamb see the BLEATING of the kid excites the tiger; GOD tempers the wind to the shorn lamb; one might as well be HANGED for a sheep as a lamb; MARCH comes in like a lion, and goes out like a lamb.
Lancashire see what MANCHESTER says today, the rest of England says tomorrow.
Every LAND has its own law

• 
  a 1628 J. CARMICHAELL Proverbs in Scots no. 469 Everie land hes the laich. 1721 J. KELLY Scottish Proverbs 92 Every land hath its own Laugh, and every Corn its own Caff [chaff]. Every Country hath its own Laws, Customs, and Usages. 1916 British Weekly 2 Nov. 84 ‘Every land’, says the old Scottish proverb, ‘has its ain lauch.’ And every class has its own mode of thought and expression. ■idiosyncrasy; national characteristics
  

land see also you BUY land, you buy stones; when HOUSE and land are gone and spent, then learning is most excellent; LEARNING is better than house and land.
lane see it is a LONG lane that has no turning.
language see a NATION without a language is a nation without a heart.
large see a GREAT book is a great evil; LITTLE pitchers have large ears.
lark see if the SKY falls we shall catch larks.
The LAST drop makes the cup run over
Similar in sense to the next proverb.

• 
  1655 T. FULLER Church Hist. Britain XI. ii. When the Cup is brim full before, the last (though least) superadded drop is charged alone to be the cause of all the running over. 1855 H. G. BOHN Hand-Book of Proverbs 509 The last drop makes the cup run over. 1876 J. PAYN Halves I. x. An application of her brother-in-law for a five-pound note.. was the last drop that caused Mrs. Raeburn’s cup of bitterness to overflow. 1888 C. M. YONGE Beechcroft at Rockstone I. i. Valetta burst out crying at this last drop that made the bucket overflow. ■ excess