考えを実行に移すのは、難しい。

thinking; thought; view; opinion; concept; idea; notion; imagination; intention; plan; design; consideration; judgement; deliberation; reflection; wish; hope; expectation

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

practice; practising; performance; execution (e.g. program) (programme); realization; realisation; implementation

at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although

to change; to swap; to substitute; to transfer; to change the object of one's interest or focus; to spend or take time; to infect; to permeate something with the smell or colour of something; to move on to the next or different stage of (a plan, etc.)

indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

difficult; hard; troublesome; complicated; serious (disease, problem, etc.); fussy; particular; fastidious; hard to please; displeased; gloomy; glum; sullen; serious (look); dirty; unclean; filthy; detestable; unpleasant; uncomfortable; creepy; spooky