は最良の策

is the best policy

→ は
phrase Rare #37,876
is the best policy Usually appears in the proverb 正直は最良の策, meaning “honesty is the best policy.” The は marks the topic, and 最良の策 literally means “the best plan or strategy.”
JA: 困ったときは、正直は最良の策だ。
EN: When you're in trouble, honesty is the best policy.

私は正直は最良の策だと思います

I think honesty is the best policy.

正直は最良の策と私は信じている

I believe that honesty is the best policy.

いうまでもなく正直は最良の策である

Needless to say, honesty is the best policy.

彼は正直は最良の策を信じなかった

He didn't believe that honesty is the best policy.