に越したことはないit's best if; ideally
It names the ideal without insisting on it: cheaper is better, earlier is safer, of course. What follows is often "but you can manage without".
Ideally, a hotel would be close to the station, but the price cannot be ignored.
If it is a popular restaurant, it is best to reserve early.
How to form it
Verb dictionary form/ない-form/い-adjective + に越したことはない
A な-adjective or a noun goes straight on, or with である in writing: 安全(である)に越したことはない. Polite: に越したことはありません.
- Before it
- Something nobody would argue with: 安い, 早い, 多い, 安全, 用心 (taking care).
- After it
- Often が and the catch: the price, the time, or "it isn't essential".
- Tone
- Level-headed. It states plain good sense and leaves the choice to you.
- Where you'll meet it
- Conversation and writing: travel tips, money, health, safety.
In use
When traveling, it is best to keep your luggage light.
Of course it's best if nothing goes wrong, but let's also decide what to do if something does.
If you live alone, you can't be too careful.
A noun, straight on.
The ideal, not a must
It says what would be best and stops there. Less than the ideal still works.
Do I have to be able to speak English?
It's best if you can, of course, but you'll be fine even if you can't.
それに越したことはない answers a hope: "that would be best", "so much the better".
If it can be settled by talking it over, so much the better.
Close neighbours
たほうがいいN5
Advice to someone about what to do now, with the verb in the た-form. に越したことはない keeps the dictionary form and only names the ideal.
If you have a fever, you should go to bed early today.
に限るN3
Your own verdict, from taste or experience: for this moment, this is the best there is, and you say so flat out.
On a cold night, nothing beats hot pot.
Check yourself
1What does this tell you?
運転免許は
Choose an answer to see why.
2Which one fits?
朝は
Choose an answer to see why.
More detail
Word for word it is "nothing has ever topped …". 越す is "to pass" or "to top".
More sentences
It is best to have plenty of emergency water, but storage space is limited too.
Ideally, you would not be nervous in an interview, but a little nervousness is natural.
It is best to have a specialist review a contract before signing it.
It is best for an explanation to be concise, but essential information should not be omitted.
A な-adjective with である, as in writing.
Ideally, the person responsible for the negotiations would be experienced, but a well-prepared junior employee can handle the role too.