

"Kuin juosten kustu."
Literal translation: "Like a pee on the run."
Notes: Used when something is done in a sloppy manner.
"Ei tule lasta, eikä paskaa."
Translation: "Not producing baby, nor shit."
Notes: Pushing hard with nothing to show for it.
"Katoaa kuin pieru Saharaan."
Literal translation: "Disappears like a fart into Sahara."
Translation: "Disappears without trace."
Notes: When something disappears without a trace, it is said to disappear as smoothly as a fart would in the Sahara desert.
"Kännissä ja kihloissa on kiva olla, krapulassa ja naimisissa yhtä helvettiä."
Translation: "It is pleasant to be drunk and engaged, but hell to be hungover and married."
"Menikö jauhot suuhun?"
Translation: "Did the flour go to your mouth?"
English equivalent: "Did the cat catch your tongue?"
"Mikä laulaen tulee, se viheltäen menee."
Translation: "What comes singing, leaves whistling."
English: Easy come, easy go.
"Minä istun iloissani ja annan surun huilata."
Translation: "I sit here happy and let sorrow catch some breath."
"Moni kakku päältä kaunis, vaan on silkkoa sisältä." or "Moni kakku päältä kaunis, silkkaa silkkoa sisältä."
Translation: "Many cakes are beautiful on the surface, but don't have nice fillings."
"Parempi laiha sopu kuin lihava riita."
Literal translation: "Better a bony agreement than a fat disagreement."
Notes: A meager deal which both parties agree with is better than a good deal where the other party is left discontent. Don't make enemies when doing business.
"Suku on pahin."
Literal translation: "Family is the worst."

"Tieto lisää tuskaa."
Translation: "Knowledge adds pain."
English equivalent: "Ignorance is bliss."
"Tyhjät tynnyrit kolisevat eniten."
Translation "Empty barrels clack the most [when being rolled along]."
Notes: people who have least knowledge, speak loudest
"Tyttö nuorena, kahvi kuumana."
Translation: "A girl young and a coffee hot."
Notes: opportunities should be seized and not let slip away
"Yksi tyhmä kysyy enemmän, kuin kymmenen viisasta ehtii vastata."
Translation: "One stupid person asks more than ten wise ones can spare time answering."
"Viisas oppii toisten virheistä - tyhmä ei omistaankaan"
Translation: "A wise one learns from mistakes of others, a dumb one won't learn even from one's own."
Älä itke ruma lapsi, ei se itku kaunista
Translation: "Don't cry, ugly child, crying won't make you any more beautiful"
Meaning: complaining and whining won't make a hopeless situation any better
BONUS:
"Älä, poika, opeta isääs naimaan."
Literal translation: "Don't you, son, teach your father how to fuck."
